The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 31, 2007
Filed:
Nov. 29, 2004
Satoshi Omura, Tokyo, JP;
Kenichiro Nagai, Tokyo, JP;
Toshiaki Sunazuka, Funabashi, JP;
The Kitasato Institute, Tokyo, JP;
Abstract
A compound represented by the general formula (I) or a salt thereof: wherein represents —CH═CH—, —CH—CH— or the like, between Rand the carbon atom at 4'-position represents a single bond or a double bond, between Rand the carbon atom at 5-position represents a single bond or a double bond, and for example, 1) when represents —CH═CH— or —CH—CH—, and between Rand the carbon atom at 4′-position represents a double bond, Rrepresents ═C(R)(R) (wherein Rrepresents a lower alkyl group or the like and Rrepresents a hydrogen atom or the like) or the like, and Rrepresents a hydroxyl group or the like, or Rmay be combined together with the carbon atom at 5-position to form a carbonyl group, and 2) when represents —CH═CH— or —CH—CH—, and between Rand the carbon atom at 4′-position represents a single bond, Rrepresents —OCH(R)(R) (wherein Rrepresents a lower alkyl or the like and Rrepresents a hydrogen atom or the like) or the like, and Rrepresents a hydroxyl group or the like.